package com.qczl.pme.service;

/**
 * 摄像头视频业务逻辑层接口
 * @author SongR
 *
 */
public interface ScreenService {

	/**
	 * 视频截图
	 * @param cameraId
	 * @param i
	 * @return
	 * @throws Exception
	 */
	boolean take(String cameraId, int type) throws Exception;

}
